Synchronized block is used to lock an object for any shared resource. Scope of synchronized block is smaller than the method. more details... 14)Can Java object be locked down for exclusive use by a given thread? Yes. You can lock an object by putting it in a "synchronized" block. The...
Today we will go through Java Multithreading Interview Questions and Answers. We will also look into Concurrency interview questions and answers because both multithreading and concurrency go hand in hand. Thread is one of the popular topics in java interview questions. Here I am listing down most ...
It's a vital aspect of Java as it enhances efficiency by preventing program resources from being wasted.Read more: 11 Multithreading Interview Questions (With Example Answers) Can you explain the JDBC API?Sample answer: JDBC, or Java Database Connectivity, is an API providing connectivity between...
Yes an array can be mde to volatile in Java, but only the reference which is pointing to an array, not the whole array, if one thread changes the reference variable to points to another array, that will provide a volatile guarantee, but if multiple threads are changing individual array ele...
What is multithreading? Multithreading is a process of executing multiple threads simultaneously. Multithreading is used to obtain the multitasking. It consumes less memory and gives the fast and efficient performance. Its main advantages are:
Java String Collections Framework Multithreading Generics Exception Handling Stream API Lambda Expressions Latest Release Features Java EE Frameworks - Spring, Hibernate etc. 3. What is Java used for? We use Java programming everywhere. We use Java to create standalone programs, web applications, and...
↑↑ Scroll up to the list of Java questions[Question #8 – Array shuffle – Multithreading]Given a T[], write a method shuffle that randomly reorders (shuffles) the array in place in an O(n) time complexity. You may use java.util.Random for this....
No.Questions 1 What are the differences between JVM, JRE and JDK? 2 Why Java is platform-independent language 3 How does JVM works 4 What are the main features of Java 5 What is public static void main? 6 What is string constant pool 7 Why strings are immutable 8 What is the ...
some time interviewer ask follow up questions How do you solve producer consumer problem in Java, well it can be solved in multiple way, I have shared one way to solve producer consumer problem using BlockingQueue in Java , so be prepare for surprises. Some time they even ask to implement...
Two sum problem is one of the most asked data structure questions for a java developer interview. There could be one or more ways to solve the problem but i am trying to give the optimized solution to this problem. Lets first see the Problem Statement. Problem Statement - Given an array,...